#A8540B Color
#A8540B is rgb(168, 84, 11) in RGB, hsl(28, 88%, 35%) in HSL, and about cmyk(0%, 50%, 93%, 34%) in CMYK. It has no registered color name of its own — the closest is Windsor Tan (#A75502), very hard to tell apart at ΔE 2.37. White text is the more readable choice on this background.
#A8540Brgb(168, 84, 11)hsl(28, 88%, 35%)hsv(28, 93%, 66%)cmyk(0%, 50%, 93%, 34%)oklch(53.9% 0.133 52.9)lab(45.75% 32.41 52.24)lch(45.75% 61.48 58.18)What #A8540B Is Called
Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #A8540B, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.
Browse the full index of named colors A-Z or every brown in the library.
#A8540B Channel Values
How #A8540B breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.
| Model | Channels | Notes |
|---|---|---|
| RGB | R 168 · G 84 · B 11 | 8-bit channels as sent to the display |
| HSL | H 28° · S 88% · L 35% | Easiest model for building lighter and darker variants |
| HSV | H 28° · S 93% · V 66% | Matches the picker in most design tools |
| CMYK | C 0% · M 50% · Y 93% · K 34% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 5.33:1 vs white · 3.94:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #A8540B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.
Need a specific ratio against another background? Open #A8540B in the contrast checker.
Colors That Go With #A8540B
Pairings derived from color-wheel relationships. The complementary color sits opposite #A8540B; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #A8540B
Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #A8540B.
How #A8540B Looks with Color Vision Deficiency
Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.
#A8540B#696907#876108#787800#8E6C00#AA4F4F#A9513E#6B6B6BUsing #A8540B in Code
Copy-ready declarations for the places this color usually ends up.
--color-a8540b: #A8540B;background-color: #A8540B;colors: { 'color-a8540b': '#A8540B' }Color(red: 0.659, green: 0.329, blue: 0.043)<color name="color_a8540b">#A8540B</color>fill="#A8540B"More Brown Colors
#A8540B sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.
#A8540B Frequently Asked Questions
What color is #A8540B?
#A8540B is a dark brown — rgb(168, 84, 11) in RGB and hsl(28, 88%, 35%) in HSL. It carries no registered color name of its own; the closest named color is Windsor Tan (#A75502), which is very hard to tell apart at a CIE76 distance of 2.37.
What is the RGB value of #A8540B?
#A8540B is rgb(168, 84, 11) — red 168, green 84, and blue 11 on the 0-255 scale.
What is the CMYK value of #A8540B?
#A8540B converts to approximately cmyk(0%, 50%, 93%, 34%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #A8540B be black or white?
White text is the more readable choice. #A8540B scores 5.33:1 against white and 3.94:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #A8540B as a CSS color keyword?
No. #A8540B is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is chocolate (#D2691E) at a CIE76 distance of 13.89, which is visibly different.
Open #A8540B in a Tool
Keep exploring: every brown in the color library, the guide to shades of brown, or the full color library.